Question: Erythromycin is used to treat what disease the most?
Paraphrase: What disease does erythromycin treat?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q12136 . ?ent wdt:P2854 ?obj . ?ent wdt:P2176 wd:Q213511 } ORDER BY DESC(?obj)LIMIT 5